[Event "Tournament (open)"] [Site "masterchessopen.com Las Palmas (Spain)"] [Date "2012.04.12"] [Round "1"] [White "Bastidas Samuel"] [Black "Balza Oswaldo"] [Result "0-1"] [BlackElo "2091"] [ECO "B43"] [Opening "Sicilian: Kan, 5.Nc3"] 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.a3 Bb7 7.f3 Qc7 8.Be3 Nf6 9.Qd2 Nc6 10.O-O-O Rc8 11.g4 b4 12.axb4 Bxb4 13.h4 Nxd4 14.Bxd4 e5 15.Be3 Qa5 16.Kb1 Rxc3 17.g5 Ra3 18.c3 Ra1+ 19.Kc2 Qa4+ 20.b3 Ra2+ 21.Kc1 Ba3+ {#R} 0-1